Home / 161,285,207.70-241,927,811.55-144,657,009.30

Finding the Fourth Proportional to 161,285,207.70, 241,927,811.55 and 144,657,009.30

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Solution

The fourth proportional to 161,285,207.70, 241,927,811.55 and 144,657,009.30 is: 216,985,513.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,285,207.70 : 241,927,811.55 = 144,657,009.30 : x
  2. Step 2: Convert to fraction form
    161,285,207.70/241,927,811.55 = 144,657,009.30/x
  3. Step 3: Cross multiply
    161,285,207.70x = 241,927,811.55 × 144,657,009.30
  4. Step 4: Simplify right side
    161,285,207.70x = 34,996,553,685,317,004
  5. Step 5: Solve for x
    x = 34,996,553,685,317,004/161,285,207.70
  6. Step 6: Final answer
    x = 216,985,513.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.